The India census report published in 2001 shows that the population of Gursarai had 22,991. Males constitute 53% of the population and females constitute 47% of the population. In Gursarai, 15% of the population is less than six years of age. The literacy rate of Gursarai as published in the 2001 census report is 67%. This is a progressive trend because the national average literacy rate is 59.5%. Genderwise The male literacy rate is 76% and the female literacy rate is 56%.
Todi Fatehpur a place well known for its fort and beautiful Jain temples is about 20 km from Gursarai. The neighbouring places of Gursarai are Baghera, Garautha and Kakarbai.